Diamond Core Drill Bit 20mm CNC Finger Milling Bit 1/2" Gas for Granite Quartz Porcelain Countersink Drilling

★★★★★ 4.9 47 reviews

$36.99
Price when purchased online
Free shipping Free 30-day returns

We aim to show you accurate product information. Manufacturers, suppliers and others provide what you see here.
$36.99
Price when purchased online
Free shipping Free 30-day returns

How do you want your item?
You get 30 days free! Choose a plan at checkout.
Shipping
Arrives Apr 10
Free
Pickup
Check nearby
Delivery
Not available

Free 30-day returns Details

Product details

Management number 209972888 Release Date 2026/04/02 List Price $14.80 Model Number 209972888
Category
  • SIZE: Diameter 20mm, processing depth: 40mm, thread: 1/2 Gas
  • Milling Capability: Perfect for milling slots on stone slabs, this drill bit is perfect for use on granite, marble, quartz and other materials commonly used in CNC machining
  • Precision Milling: Engineered with an aggressive design, our diamond drill bit ensures that your milling operation is precise and efficient
  • High Quality Diamond Bit: Our SUBRILLI drill bit is made from high-quality diamond and features a threaded M12 screw connection for quick and easy bit changing

Correction of product information

If you notice any omissions or errors in the product information on this page, please use the correction request form below.

Correction Request Form

Customer ratings & reviews

4.9 out of 5
★★★★★
47 ratings | 19 reviews
How item rating is calculated
View all reviews
5 stars
89% (42)
4 stars
1% (0)
3 stars
0% (0)
2 stars
0% (0)
1 star
10% (5)
Sort by

There are currently no written reviews for this product.